\begin{table}

\caption{Registration and Voting by Treatment Arm \label{nocovarcomptable}}
\centering
\begin{tabular}[t]{lcccccc}
\toprule
  & Baseline Reg & Baseline Reg  & (Re)Reg & (Re)Reg  & Voted & Voted \\
\midrule
(Intercept) & \num{0.342}* & \num{0.019}* & \num{0.025}* & \num{0.016}* & \num{0.055}* & \num{0.002}\\
 & (\num{0.005}) & (\num{0.001}) & (\num{0.002}) & (\num{0.002}) & (\num{0.002}) & (\num{0.002})\\
Info-Only Mail & \num{0.002} & \num{0.000} & \num{0.003} & \num{0.003} & \num{0.003} & \num{0.003}\\
 & (\num{0.007}) & (\num{0.002}) & (\num{0.003}) & (\num{0.003}) & (\num{0.004}) & (\num{0.003})\\
Research-Informed Mail & \num{0.018}* & \num{0.005}* & \num{0.009}* & \num{0.009}* & \num{0.008}* & \num{0.006}\\
 & (\num{0.008}) & (\num{0.002}) & (\num{0.003}) & (\num{0.003}) & (\num{0.004}) & (\num{0.004})\\
Already Registered &  & \num{0.973}* &  & \num{0.026}* &  & \num{0.162}*\\
 &  & (\num{0.001}) &  & (\num{0.003}) &  & (\num{0.004})\\
\midrule
Num.Obs. & \num{23768} & \num{23768} & \num{23768} & \num{23768} & \num{23768} & \num{23768}\\
\bottomrule
\multicolumn{7}{l}{\rule{0pt}{1em}* p $<$ 0.05}\\
\end{tabular}
\end{table}
